The heart on the right shows a heart with pericarditis, in which the membrane pericardium that surrounds the heart is swollen and infected. The heart on the left shows a heart with a normal pericardium. Pericarditis is swelling and irritation of the pericardium, the thin saclike membrane surrounding your heart. Pericarditis often causes chest pain and sometimes other symptoms. The sharp chest pain associated with pericarditis occurs when the irritated layers of the pericardium rub against each other. Pericarditis usually begins suddenly but doesn't last long acute.
We hear a lot about left-sided chest pain and its relationship to heart disease, but what about right-sided chest pain? What causes this symptom? And, most importantly, when should you be worried?
Breast cancer is quite common among American women, so when breast pain occurs, it can be alarming. Let us put you at ease, however, because tenderness or pain in under the right breast is not always a sign of a serious problem. In fact, breast pain is not usually a sign of breast cancer.